package com.github.link2fun.support.core.domain;

import com.github.link2fun.support.constant.HttpStatus;
import lombok.Getter;
import lombok.Setter;

import java.io.Serial;
import java.io.Serializable;

/**
 * 响应信息主体
 *
 * @author ruoyi
 */
@Setter
@Getter
@SuppressWarnings("unused")
public class R<T> implements Serializable {
  @Serial
  private static final long serialVersionUID = 1L;

  /** 成功 */
  public static final int SUCCESS = HttpStatus.SUCCESS;

  /** 失败 */
  public static final int FAIL = HttpStatus.ERROR;

  private int code;

  private String msg;

  private T data;

  public static <T> R<T> ok() {
    return restResult(null, SUCCESS, "操作成功");
  }

  public static <T> R<T> ok(T data) {
    return restResult(data, SUCCESS, "操作成功");
  }

  public static <T> R<T> ok(T data, String msg) {
    return restResult(data, SUCCESS, msg);
  }

  public static <T> R<T> fail() {
    return restResult(null, FAIL, "操作失败");
  }

  public static <T> R<T> fail(String msg) {
    return restResult(null, FAIL, msg);
  }

  public static <T> R<T> fail(T data) {
    return restResult(data, FAIL, "操作失败");
  }

  public static <T> R<T> fail(T data, String msg) {
    return restResult(data, FAIL, msg);
  }

  public static <T> R<T> fail(int code, String msg) {
    return restResult(null, code, msg);
  }

  private static <T> R<T> restResult(T data, int code, String msg) {
    R<T> apiResult = new R<>();
    apiResult.setCode(code);
    apiResult.setData(data);
    apiResult.setMsg(msg);
    return apiResult;
  }

  public static <T> Boolean isError(R<T> ret) {
    return !isSuccess(ret);
  }

  public static <T> Boolean isSuccess(R<T> ret) {
    return R.SUCCESS == ret.getCode();
  }
}
